/* === reset === */

html, body {
    width: 100%;
    height: 100%;
}

html, body, div, span, h1, h2, h3, h4, h5, h6, ul, ol, li, dl, dd, dt, a,
table, caption, tr, td, th, i, b, em, ins, dfn, del, kbd, var, cite, code, samp,
form, fieldset, legend, embed, object, textarea, select, input, button {
    font: normal 100%/1 Arial, Verdana, sans-serif;
    vertical-align: baseline;

    margin: 0;
    padding: 0;
}

p {
    text-indent: 2em;
}

table {
    border: none;
    border-collapse: collapse;
    border-spacing: 0;

    empty-cells: show;
}

th, td {
    text-align: left;
    vertical-align: top;
}

ul {
    list-style-type: none;
}

em, i {
    font-style: italic;
}

strong, b {
    font-weight: bold;
}

/* === abstract === */

.clear {
    overflow: hidden;
    clear: both;
}

.none {
    display: none;
    visibility: hidden;
}

.nobr {
    white-space: nowrap;
}

.noheight {
    height: 0;
}

.left {
    float: left;
}

.right {
    float: right;
}

.center {
    text-align: center;
}

/* === links === */

:link, :visited {
    color: #069;
}

.a_gray:link, .a_gray:visited {
    color: #999;
}

:link:hover, :visited:hover,
:link:focus, :visited:focus,
:link:active, :visited:active,
.a_gray:link:hover, .a_gray:visited:hover,
.a_gray:link:focus, .a_gray:visited:focus,
.a_gray:link:active, .a_gray:visited:active {
    text-decoration: none;
}

/* === content === */

body {
    color: #000;

    font-size: 75%; /* 12px */
    line-height: 1.333em; /* 16px */

    position: relative;
    background: #b0a7a8 url("../img/main_bkg_gradient.png") repeat-x;
}

.button {
    background-image: -webkit-gradient(linear, left bottom, left top, color-stop(0.05, #CCC2BC), color-stop(0.7, #FAF4E9)) !important;
    background-image: -moz-linear-gradient(center bottom, #CCC2BC 5%, #FAF4E9 70%) !important;
    border-color: #333333 !important;
    border-width: 1.2px !important;
    display: inline-block;
    padding: 5px 10px 6px;
    color: #333333 !important;
    text-decoration: none;
    line-height: 1;
    margin-right: 10px;
    -moz-border-radius: 5px;
    -webkit-border-radius: 5px;
    -moz-box-shadow: 0 3px 1px #999;
    -webkit-box-shadow: 0 3px 1px #999; /*text-shadow: 0 1px 1px #222;*/
    border-bottom: 1px solid #222;
    position: relative;
    cursor: pointer;
}

.button:active {
    bottom: -1px;
    -moz-box-shadow: 0 2px 1px #999 !important;
    -webkit-box-shadow: 0 2px 1px #999 !important;
}

.button:hover {
    background-image: -webkit-gradient(linear, left bottom, left top, color-stop(0.05, #DBD8D7), color-stop(0.7, #FAF8F5)) !important;
    background-image: -moz-linear-gradient(center bottom, #DBD8D7 5%, #FAF8F5 70%) !important;
    color: #333333 !important;
}

.input_field {
    background-color: white;
    border-color: #333333 !important;
    border-width: 1.2px !important;
    -moz-box-shadow: 0 3px 1px #999;
    -webkit-box-shadow: 0 3px 1px #999;
    -moz-border-radius: 7px;
    -webkit-border-radius: 7px;
    display: inline-block;
    padding: 3px 10px 6px;
    color: #333333;
    text-decoration: none;
    line-height: 1;
    position: relative
}

.header {
    background: transparent url(../img/header_gradient.png) repeat-x;
    position: relative;
    z-index: 2;
    min-width: 1100px;
    margin: 0;
    padding: 1px 0 0 0;
    height: 154px;
    width: 100%;
}

.img_books {
    background: transparent url(../img/books.png) no-repeat;
    height: 141px;
    width: 163px;
    float: left;
}

.default_font, #left_box_text ul li, #left_box_text b, #left_box_text p {
    font-family: "Book Antiqua", Cursive !important;
    list-style-type: disc;
    font-size: 13px;
}

#left_box_text li {
    margin-left: 2em;
}

.text_and_menu {
    float: left;
    margin-left: 70px;
}

.menu {
    background: transparent url(../img/menu_bkg.png) no-repeat;
    height: 52px;
    width: 842px;
    min-width: 850px;
}

.menu_item {
    overflow: hidden;
    float: left;
    margin-top: 11px;
}

.btn_course {
    background: transparent url(../img/btn_course.png) no-repeat;
    margin-left: 4px;
    width: 110px;
    height: 21px;
    vertical-align: middle;
    display: block;
}

.btn_course:active {
    background-position: 0px 2px;
}

.btn_prepod {
    background: transparent url(../img/btn_prepod.png) no-repeat;
    margin-left: 4px;
    width: 234px;
    height: 21px;
    vertical-align: middle;
    display: block;
}

.btn_prepod:active {
    background-position: 0px 2px;
}

.btn_tests {
    background: transparent url(../img/btn_tests.png) no-repeat;
    width: 106px;
    height: 21px;
    vertical-align: middle;
    display: block;
}

.btn_tests:active {
    background-position: 0px 2px;
}

.btn_certif {
    background: transparent url(../img/btn_certif.png) no-repeat;
    width: 204px;
    height: 21px;
    vertical-align: middle;
    display: block;
}

.btn_certif:active {
    background-position: 0px 2px;
}

.btn_about {
    background: transparent url(../img/btn_about.png) no-repeat;
    width: 170px;
    height: 21px;
    vertical-align: middle;
    display: block;
}

.btn_about:active {
    background-position: 0px 2px;
}

.header_text {
    background: transparent url(../img/header_text.png) no-repeat;
    width: 824px;
    height: 89px;
}

.left_box {
    background: transparent url(../img/left_box_bkg.png) no-repeat;
    margin-left: 20px;
    width: 464px;
    height: 798px;
    position: relative;
    z-index: 1;
    top: -15px;
    float: left;
}

.left_box_text {
    font-family: "Book Antiqua", Cursive;
    line-height: 1.2em;
    margin: 0 17px 0 17px;
    font-size: small;
    color: white;
    float: left;
}

.left_box_girl {
    float: right;
    width: 221px;
    height: 436px;
    margin: 23px -10px 0 0;
}

.login_box {
    background: transparent url(../img/login_box_bkg.png) no-repeat;
    position: relative;
    margin: 40px 0 0 479px;
    width: 689px;
    height: 153px;
}

.login_box_text {
    float: left;
    width: 260px;
    margin: 20px 20px 0 20px;
}

.login_box_form {
    margin: 20px 20px 0 0;
    float: right;
}

.login_content {
    background: transparent url(../img/students_books.png) right bottom no-repeat;
    height: 550px;
    width: 750px;
    position: relative;
    margin: 30px 0 0 490px;
}

.footer {
    position: absolute;
    margin: 15px 0 15px 25px;
    display: block;
}